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database: make log_database_get_previous_chat safer

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This commit is contained in:
Michael Vetter 2021-03-25 16:46:18 +01:00
parent e93d4ff331
commit 901f9d3d8c
1 changed files with 2 additions and 0 deletions
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src/database.c
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@ -214,6 +214,8 @@ log_database_get_previous_chat(const gchar* const contact_barejid)
char* query;
const char* jid = connection_get_fulljid();
Jid* myjid = jid_create(jid);
if (!myjid)
return NULL;
if (asprintf(&query, "SELECT * FROM (SELECT `message`, `timestamp`, `from_jid`, `type` from `ChatLogs` WHERE (`from_jid` = '%s' AND `to_jid` = '%s') OR (`from_jid` = '%s' AND `to_jid` = '%s') ORDER BY `timestamp` DESC LIMIT 10) ORDER BY `timestamp` ASC;", contact_barejid, myjid->barejid, myjid->barejid, contact_barejid) == -1) {
log_error("log_database_get_previous_chat(): SQL query. could not allocate memory");